package ch5;

import java.util.Scanner;

public class GetWeek {
	// 有问题，没有实现一直查询的功能
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int num = 0;
		// 保证你输入时0--7之间的数
		while (true) {
			System.out.println("请输入一个整数：");
			num = sc.nextInt();
			if (num > 7 || num < 0)
				System.out.println("输入错误，重新输入");
			else
				break;
		}

		switch (num) {
		case 7:
			System.out.println("星期天");
			break;
		case 6:
			System.out.println("星期六");
			break;
		case 5:
			System.out.println("星期五");
			break;
		case 4:
			System.out.println("星期四");
			break;
		case 3:
			System.out.println("星期三");
			break;
		case 2:
			System.out.println("星期二");
			break;
		case 1:
			System.out.println("星期一");
			break;
		case 0:
			break;
		default:
			System.out.println("退出");
			break;
		}

	}

}
